
TOPRAN 500342 | BMW Expansion Tank Diameter - 1.4 Bar Pressure | BMW E36, E39, E46, E53, E60, E65, E83
In stock, ready to ship
In stock now — leaves the warehouse in 1–2 business days
Fitment
Listed for E36, E39, E46, E53, E60, E65, E83
Check this part against your vehicle
Options come from the vehicles named on the parts we stock.
Product details
Enhance your BMW's performance with the TOPRAN 500342 Expansion Tank Cap, designed specifically for various BMW models including E36, E39, E46, E53, E60, E65, and E83. This essential component ensures optimal coolant system pressure, preventing leaks and overpressure situations.
Key Benefits:
- Durable plastic material for long-lasting performance.
- Designed to maintain a steady opening pressure of 1.4 bar to ensure effective cooling system function.
- Easy installation with a screw connection type.
Technical Specifications:
- Material: Plastic
- Opening Pressure: 1.4 bar
- Mounting Type: Screw connection
- Color: Black
How to Use:
To ensure your coolant system is functioning properly, simply replace your existing cap with the TOPRAN cap by unscrewing the old cap and screwing on the new one. Always check the pressure levels and inspect for any leaks.
Checking fitment
Match the part number above against the part you are replacing, or check the models and engines named on this page against your vehicle. If the number matches, the part matches.
Shipping
Orders leave the warehouse in 1–2 business days. Free shipping on every US order.
Returns & warranty
30 days to return an unused part in its original packaging. Manufacturer warranty of 12 months against defects.







